Sharp CD-BK260V Service Manual page 28

CD-BK260V/CD-BK2700V/CD-BK280V
A
B
C
D
E
F
TAPE MECHANISM
PWB-D
1
PLAY
2
3
-
TAPE 4
M
MOTOR
5
+
6
SOLENOID
7
G
F. PLAY
8
9
10
SOLENOID
PH
CASSETTE
H
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
1
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DISPLAY PWB-B1
Q703
KTC3199 GR
R746
1K
KIA4558P
OPE AMP.
R562
C561
R561
820K
270P
10K
R566
2
220K
R565 C562
3
33K 270P
R568
220K
R567 C565
5
68K 0.0027
6
R570
R571
C564
12K
390K
0.0027
D716
DS1SS133
KIA4558P
C567
0.0068 OPE AMP.
C568 R574
0.0068 1M
2
R573 C570
R575
3
56K 0.022
470K
R576
2.2M
R577
5
150K
6
R579
C571
15K
0.022
R580
180K
FFC702
1
T2 PLAY
1
GND
2
T2 RUN
3
D710
D709
+MTR DS1SS133
DS1SS133
4
SOL2
5
SOL1
6
F_REC
7
T1 RUN
8
R_REC
9
10
10 CNS702
2 3
Figure 28 SCHEMATIC DIAGRAM (7/13)
– 28 –
49 48 47 44 43 42 41 40 39 38 37 36 35 34 33 32
C706 C707
47/50 1/50
R752
33 R753
1K
+B
D704
DS1SS133
D705
DS1SS133
R755
R754
1K
10K R741
R760
1K
10K
+B
+B R759
10K
+B R758
10K
+B
R756
10K
+B
IC561
+B +B
R563
270
-B
-B
4
D561 DS1SS133
1
R569
C563
100K
2.2/50
8
7
R572
100K
IC562
C566
2.2/50
+B
-B
4
1
D563
DS1SS133
8
7
R578
100K
ZD561 C569
2.2/50
DZ6.2BSB
C712
47/50
4
FL701
FL DISPLAY
31 30 29 28 27 26 25 24 23 16 15 14 13 1
81 82 83 84 85 86 87 88 89 90
P10
80
79
VLOAD
78 P11
77 P12
76
P13
IC701
75
P14
IX0411AW
74 P15
73 P16
SYSTEM
72 P17
MICROCOMPU
71
P18
70
P19/DIST0
69 P20/DIST1
68 P21/DIST2
67
P22/DIST3
R745 1K
66
ESS_DO
R744 1K
65 ESS_DI
R743 1K
64 ESS_STB
R742 1K
63
ESS_ACK
62
MPEG_POW
61 KARAOKE LATCH
60 NO USE
59
DISTOUT/SW OUT
58
LCK 0
KARAOKE MDL
57
MIC SW
R740 1K
56 FPB
R739 1K
55 FPA
R738 22K
54 PLAY SW_B
53 NO USE
R736 1K
CD CLAMP
52
SW
R735 1K
51
T2
T1
RUN
50 49 48 47 46 45 44 43 42 41 40 39 38 3
RUN
+B
R734
R731
1K
10K
R732
1K
-B
R761
10K
+B
+B
+B
R770
R772
10K
10K
+B
MOTOR
DRIVER
Q706
KTA1273 Y M12V
R777
10K
Q707
KTA1271 Y
+B
R778
10K
+B
R779
Q708
10K
KTA1271 Y
Q707,Q708: SOLENOID DRIVER
5 6
91 92 93 9
+B
+
+B